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This commit is contained in:
Christian Perez Llamas
2022-11-13 02:12:58 +01:00
parent d2e8794f29
commit 17857bc18f
2 changed files with 10 additions and 8 deletions
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9
examples/nrf/src/bin/i2s.rs
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@ -45,7 +45,7 @@ async fn main(_spawner: Spawner) {
let irq = interrupt::take!(I2S);
let mut i2s = i2s::I2S::new(p.I2S, irq, p.P0_28, p.P0_29, p.P0_31, p.P0_11, p.P0_30, config);
const BUF_SAMPLES: usize = 250;
const BUF_SAMPLES: usize = 500;
const BUF_SIZE: usize = BUF_SAMPLES * 2;
let mut buf = AlignedBuffer([0i16; BUF_SIZE]);
@ -56,7 +56,6 @@ async fn main(_spawner: Spawner) {
// modulator.set_frequency(0.01, inv_sample_rate);
// modulator.set_amplitude(0.2);
let mut lastf = 0.0;
let mut generate = |buf: &mut [i16]| {
for sample in buf.as_mut().chunks_mut(2) {
let signal = carrier.generate();
@ -71,12 +70,14 @@ async fn main(_spawner: Spawner) {
generate(buf.as_mut().as_mut_slice());
if let Err(err) = i2s.tx(buf.as_ref().as_slice()).await {
error!("{}", err);
}
i2s.set_tx_enabled(true);
i2s.start();
loop {
// info!("--");
generate(buf.as_mut().as_mut_slice());
if let Err(err) = i2s.tx(buf.as_ref().as_slice()).await {